docs: def run_crbox(self,spstring,form,output="",wavecat="INDEF",
                    lowave=0,hiwave=30000):
          """Calcspec has a bug. We will use countrate instead, and force it
          to use a box function of uniform transmission as the obsmode."""
  
          range=hiwave-lowave
          midwave=range/2.0
          iraf.countrate(spectrum=spstring, magnitude="",
                         instrument="box(%f,%f)"%(midwave,range),
                         form=form,
                         wavecat=wavecat,
                         output=output)